On April 19, 2023, a 41-year-old Luis Collazo (39-8, 20 KOs) and Angel Ruiz Astorga met in the ring.
Collazo came in to the fight on a 1-fight losing streak with a 42% KO rate, and was fighting after a gap of 1 year, 8 months, and 12 days.
Luis Collazo lost to Angel Ruiz Astorga via KO in the 6th round, and adds an loss to his record at 39-9.
On October 18, 2019, a 38-year-old Luis Collazo (39-7, 20 KOs) and a 26-year-old Uzbek boxer Kudratillo Abdukakhorov (16-0, 9 KOs) met in the ring.
Collazo came in to the fight on a 3-fight win streak with a 43% KO rate, and was fighting after a gap of 7 months and 1 day. Abdukakhorov was on a 16-fight win streak with a 56% KO rate, and fighting after a layoff of 6 months and 18 days.
Kudratillo Abdukakhorov defeated Luis Collazo via technical decision in the 10-round fight. Abdukakhorov improves his record to 17-0, while Collazo adds a loss to his record at 39-8.
On July 11, 2015, a 34-year-old Luis Collazo (36-6, 19 KOs) got a shot at the welterweight WBA (Regular) title held by 26-year-old Keith Thurman (25-0, 21 KOs).
Collazo came in to the fight on a 1-fight win streak with a 45% KO rate, and was fighting after a gap of 3 months. Thurman was on a 25-fight win streak with a 84% KO rate, and fighting after a layoff of 4 months and 4 days.
The challenger refused to continue the fight in the 7th round, and Keith Thurman is crowned the new welterweight world champion. Thurman improves his record to 26-0 (22 KOs), while Collazo adds a loss to his record at 36-7.
On May 3, 2014, a 33-year-old Luis Collazo (35-5, 18 KOs) and a 27-year-old British boxer Amir Khan (28-3, 19 KOs) met in the ring in a welterweight bout.
Collazo came in to the fight on a 4-fight win streak with a 45% KO rate, and was fighting after a gap of 3 months and 3 days. Khan was on a 2-fight win streak with a 61% KO rate, and fighting after a layoff of 1 year and 6 days.
Amir Khan defeated Luis Collazo via unanimous decision in the 12-round welterweight fight. Khan improves his record to 29-3, while Collazo adds a loss to his record at 35-6.
On October 15, 2011, a 30-year-old Luis Collazo (31-4, 16 KOs) and a 32-year-old Mexican boxer Freddy Hernández (8-1, 3 KOs) met in the ring.
Collazo came in to the fight on a 2-fight win streak with a 45% KO rate, and was fighting after a gap of 6 months and 2 days. Hernandez was on a -1-fight win streak with a 33% KO rate, and fighting after a layoff of 10 months and 18 days.
Freddy Hernandez defeated Luis Collazo via unanimous decision in the 10-round fight. Hernandez improves his record to 9-1, while Collazo adds a loss to his record at 31-5.
On January 17, 2009, a 27-year-old Luis Collazo (29-3, 14 KOs) got a shot at the welterweight WBC title held by 25-year-old Andre Berto (23-0, 19 KOs).
Collazo came in to the fight on a 2-fight win streak with a 43% KO rate, and was fighting after a gap of 3 months and 21 days. Berto was on a 23-fight win streak with a 82% KO rate, and fighting after a layoff of 3 months and 21 days.
Andre Berto defeated Luis Collazo via unanimous decision and successfully defended his WBC welterweight title. Berto improves his record to 24-0, while Collazo adds a loss to his record at 29-4.
On February 10, 2007, a 25-year-old Luis Collazo (27-2, 13 KOs) and a 35-year-old Shane Mosley (43-4, 37 KOs) met in the ring in a welterweight bout.
Collazo came in to the fight on a 1-fight win streak with a 44% KO rate, and was fighting after a gap of 3 months and 6 days. Mosley was on a 4-fight win streak with a 78% KO rate, and fighting after a layoff of 6 months and 26 days.
Shane Mosley defeated Luis Collazo via unanimous decision in the 12-round welterweight fight. Mosley improves his record to 44-4, while Collazo adds a loss to his record at 27-3.
On May 13, 2006, the 25-year-old WBA welterweight world champion, Luis Collazo (26-1, 12 KOs), faced a 27-year-old British boxer Ricky Hatton (40-0, 30 KOs), in a title defense fight.
Collazo came in to the fight on a 12-fight win streak with a 44% KO rate, and was fighting after a gap of 9 months. Hatton was on a 40-fight win streak with a 75% KO rate, and fighting after a layoff of 5 months and 17 days.
Ricky Hatton defeated Luis Collazo via unanimous decision and wins the WBA title. Hatton improves his record to 41-0, while Collazo adds a loss to his record at 26-2.
On April 13, 2002, a 20-year-old Luis Collazo (14-0, 7 KOs) and Edwin Cassiani met in the ring.
Collazo came in to the fight on a 14-fight win streak with a 50% KO rate, and was fighting after a gap of 2 months and 26 days.
Luis Collazo lost to Edwin Cassiani via TKO in the 3rd round, and adds an loss to his record at 14-1.